uglier , ugliest
If you say that someone or something is ugly, you mean that they are very unattractive and unpleasant to look at.
an ugly little hat.
一顶丑陋的小帽子。
If you refer to an event or situation as ugly, you mean that it is very unpleasant, usually because it involves violent or aggressive behaviour.
There have been some ugly scenes.
出现了一些丑陋的场面。
The confrontation turned ugly.
冲突进一步恶化了。